dodecanoyl fluoride

1-[4-(4-acetyl-2,3,5,6-tetrafluorophenyl)sulfanyl-2,3,5,6-tetrafluorophenyl]ethanone

1-(4-acetyl-2,3,5,6-tetrafluorophenylthio)-4-benzoyl-2,3,5,6-tetrafluorobenzene